Description

1,3,2-Dioxaborolane, 2,2'-(9,9'-Spirobi[9H-Fluorene]-2,7-Diyl)Bis[4,4,5,5-Tetramethyl- is a high-purity, spirobifluorene-based boronic ester monomer of significant importance in advanced materials science. This compound serves as a critical building block for the synthesis of organic semiconductors and optoelectronic polymers. It is primarily needed by researchers and manufacturers in the organic electronics, photovoltaics, and display technology sectors for developing high-performance materials.

Application

• Organic Light-Emitting Diodes (OLEDs): As a key monomer for constructing host, electron-transport, or emissive layer materials in display and lighting applications.
• Organic Photovoltaics (OPVs): Used in the synthesis of donor or acceptor polymers for high-efficiency solar cells.
• Organic Field-Effect Transistors (OFETs): Serves as a precursor for semiconducting polymers with high charge carrier mobility.
• Perovskite Solar Cells: Employed in the development of novel hole-transport materials or interfacial layers.
• Cross-Coupling Reactions (Suzuki-Miyaura): Acts as a versatile boronic ester reagent for constructing complex conjugated systems.
• Advanced Polymer Research: A fundamental component for creating rigid, planar, and thermally stable polymer backbones.
• Sensors and Bioimaging: Potential use in developing fluorescent probes and sensing materials due to the spirobifluorene scaffold.

Basic Information

Product Name	1,3,2-Dioxaborolane, 2,2'-(9,9'-Spirobi[9H-Fluorene]-2,7-Diyl)Bis[4,4,5,5-Tetramethyl-
CAS No.	728911-52-2
Molecular Formula	C41H44B2O4
Molecular Weight	622.39 g/mol
Synonyms	2,7-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9,9'-spirobi[9H-fluorene]; 2,7-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9,9'-spirobifluorene; 9,9'-Spirobi[9H-fluorene]-2,7-diyldiboronic acid bis(pinacol) ester; SBF-2,7-Bpin; 2,7-Diboronic acid pinacol ester of 9,9'-spirobifluorene; 2,2'-(9,9'-Spirobi[9H-fluorene]-2,7-diyl)bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane); 2,7-Diborylated Spirobifluorene Pinacol Ester
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards for high-purity electronic chemicals. Each batch is characterized using advanced analytical techniques to guarantee the structural integrity and purity required for sensitive polymerization and coupling reactions. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container should be kept under an inert atmosphere (e.g., nitrogen or argon) after opening and sealed tightly to prevent degradation from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0% (Area %)
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Residual Solvents (GC)	Meets ICH guidelines

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.